3125242546 has 4 divisors (see below), whose sum is σ = 4687863822. Its totient is φ = 1562621272.

The previous prime is 3125242541. The next prime is 3125242577. The reversal of 3125242546 is 6452425213.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3090136921 + 35105625 = 55589^2 + 5925^2 .

It is not an unprimeable number, because it can be changed into a prime (3125242541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 781310635 + ... + 781310638.

Almost surely, 2^3125242546 is an apocalyptic number.

3125242546 is a deficient number, since it is larger than the sum of its proper divisors (1562621276).

3125242546 is a wasteful number, since it uses less digits than its factorization.

3125242546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1562621275.

The product of its digits is 57600, while the sum is 34.

The square root of 3125242546 is about 55903.8687927768. The cubic root of 3125242546 is about 1462.0466925976.

Adding to 3125242546 its reverse (6452425213), we get a palindrome (9577667759).

The spelling of 3125242546 in words is "three billion, one hundred twenty-five million, two hundred forty-two thousand, five hundred forty-six".